What are ancient types of crops and fertilizers and pesticides?

Food crops that benefit from natural fertilizers and biological controls are examples of ancient types of crops, fertilizers and pesticides.

Specifically, cereals, corn and rice are examples of ancient food crops. Compost can serve as an example of an ancient natural fertilizer. In fact, one of the first written sources on composting comes from the ancient Roman civilization. Proper soil aeration and irrigation systems may serve as examples of ancient biological controls.